Add CarDevicePolicySafetyChecker for new operations on device and package management

Test: manual verification: check new unsafe operations in the list:
SET_APPLICATION_HIDDEN, SET_APPLICATION_RESTRICTIONS, SET_KEYGUARD_DISABLED, SET_PACKAGES_SUSPENDED, SET_STATUS_BAR_DISABLED, SET_SYSTEM_SETTING
adb shell dumpsys system_server_dumper --name CarServiceHelper | grep Unsafe | grep "SET_"
Test: atest CarDevicePolicySafetyCheckerTest

Change-Id: I24ec5945848be510acb26dde9be80c91a5f91e2a
2 files changed
tree: 2e37ba8e9f21030f4109eec0546cd5fc2d5149ad
  1. src/
  2. tests/
  3. Android.bp
  4. OWNERS
  5. PREUPLOAD.cfg